Puzzle



FIG. 1 is a top plan view of a puzzle showing my new design;

FIG. 2 is a bottom plan view;

FIG. 3 is an elevational view;

FIG. 4 is an elevational view;

FIG. 5 is an end elevational view;

FIG. 6 is an end elevational view; and,

FIG. 7 is a perspective view thereof. 

The ornamental design for a puzzle, as shown and described. 